.header {
    margin: 20px auto;
    display: flex;
    width: max-content;
    background: none !important;
}

.header img {
    width: 64px;
    height: 64px;
}

.main {
    margin: 20px 0;
    display: grid;
    grid-gap: 24px;
    justify-content: center;
}

.main h1 {
    color: #fff;
    font-weight: 100;
    text-align: center;
    height: max-content;
}

/* followed https://developers.google.com/identity/branding-guidelines?hl=zh-cn#top_of_page */
.oauth {
    display: flex;
    flex-direction: column;
    align-items: center;
    transform: translateY(-12px);
    width: max-content;
    margin: 6px auto;
    gap: 4px;
}

.oauth a {
    display: flex;
    flex-direction: row;
    align-items: center;
    cursor: pointer;
    background: var(--el-card-border-color);
    padding: 6px;
    justify-content: center;
    border-radius: 4px;
    box-shadow: 0 0 6px rgba(0, 0, 0, 0.25);
    color: #fff;
    min-width: 240px;
}

.oauth a svg {
    padding: 2px;
    width: 32px;
    height: 32px;
    fill: #fff;
    margin: 0 8px;
    transition: .25s;
}

.validate-button {
    background: #238623;
    color: #fff !important;
    border-color: rgba(240, 246, 252, 0.1) !important;
    width: 100%;
    transition: .25s;
}

.validate-button:hover,
.validate-button:active,
.validate-button:focus {
    background: #2ea043;
}

.help {
    padding: 8px 20px;
    background: transparent;
    text-align: center;
}

.el-card {
    min-width: 320px;
}

.prompt-box {
    display: flex;
    justify-content: center;
    margin: 6px 0;
}

.prompt-box a {
    color: #fff;
    background: none !important;
    text-decoration: underline;
    text-underline-offset: 5px;
}

.inline .el-input {
    width: unset;
    flex-grow: 1;
}

.inline .el-button {
    margin-left: 8px;
}
